Age-group thresholds

IRONMAN World Championship · 23 editions (2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2021, 2022, 2023, 2024, 2025) · 43,261 finishers

Editions: 2003 · 2004 · 2005 · 2006 · 2007 · 2008 · 2009 · 2010 · 2011 · 2012 · 2013 · 2014 · 2015 · 2016 · 2017 · 2018 · 2021 · 2022 · 2023 · 2023 women · 2024 · 2025 · 2025 women

How to read it: in each row, the time under "Top 10%" is the time of the slowest athlete who still made the fastest 10% of the age group. Beat that time and you are in. Age groups with fewer than 5 finishers are omitted. Finishers only.

Men

Age group Finishers Top 1% Top 5% Top 10% Top 20% Median Best
All age groups 28,791 8:36:02 9:18:18 9:35:22 9:56:59 10:59:51 7:49:16
MPRO 948 7:59:35 8:12:29 8:19:40 8:28:13 8:50:52 7:49:16
M18-24 790 9:05:02 9:22:32 9:35:30 9:49:06 10:33:45 8:51:50
M25-29 2,125 8:56:01 9:12:35 9:23:21 9:36:39 10:11:55 8:34:01
M30-34 3,416 8:57:21 9:14:09 9:23:50 9:36:46 10:12:14 8:37:15
M35-39 4,421 9:01:16 9:19:14 9:30:41 9:46:16 10:26:37 8:24:36
M40-44 4,939 9:10:54 9:33:20 9:45:14 10:02:45 10:49:28 8:40:45
M45-49 4,155 9:22:22 9:44:03 9:58:51 10:20:41 11:12:52 8:55:33
M50-54 3,658 9:36:48 10:07:08 10:24:43 10:46:39 11:47:21 9:05:37
M55-59 1,896 10:00:42 10:32:26 10:53:56 11:21:24 12:32:15 9:14:23
M60-64 1,314 10:33:40 11:06:26 11:26:04 11:55:10 13:13:30 9:46:54
M65-69 674 11:23:16 11:58:05 12:23:37 12:56:22 14:11:06 10:44:31
M70-74 347 12:03:38 13:01:25 13:29:06 14:02:52 15:17:46 11:45:05
M75-79 86 13:06:03 13:35:24 14:12:22 14:52:20 15:52:09 13:06:03
M80-84 12 15:38:25 15:38:25 15:41:51 15:48:40 16:40:46 15:38:25
MPC/ID 5 12:01:49 12:01:49 12:01:49 12:01:49 13:09:06 12:01:49

Women

Age group Finishers Top 1% Top 5% Top 10% Top 20% Median Best
All age groups 14,470 9:16:36 10:04:25 10:29:41 10:59:28 12:08:12 8:24:31
FPRO 737 8:34:59 8:54:28 9:04:00 9:17:08 9:43:50 8:24:31
F18-24 588 10:00:15 10:25:35 10:42:52 11:00:45 12:01:38 9:38:26
F25-29 1,233 9:46:03 10:08:33 10:24:20 10:44:35 11:30:31 9:14:12
F30-34 1,921 9:48:11 10:08:31 10:24:52 10:44:34 11:26:31 9:19:52
F35-39 2,000 9:53:18 10:15:19 10:31:18 10:52:34 11:39:04 9:28:48
F40-44 2,233 10:02:31 10:26:48 10:43:01 11:03:42 11:55:50 9:32:05
F45-49 1,985 10:19:09 10:46:51 11:06:17 11:32:26 12:30:07 9:23:25
F50-54 1,635 10:36:19 11:08:30 11:29:39 11:57:35 12:58:42 10:06:55
F55-59 1,166 10:55:39 11:35:37 11:57:00 12:28:08 13:35:32 10:33:10
F60-64 647 11:38:06 12:24:04 12:45:23 13:22:46 14:34:50 10:57:10
F65-69 248 12:28:43 13:15:40 13:35:38 14:10:04 15:36:39 12:22:38
F70-74 64 13:24:27 13:59:31 14:08:00 14:36:13 15:38:44 13:24:27
F75-79 9 15:51:50 15:51:50 15:51:50 15:54:16 16:48:53 15:51:50

Source: Seffrin A., Nikolaidis P.T., Andrade M.S., Villiger E., Rosemann T., Weiss K., Ferreira D., Knechtle B. (2026). A dataset of 2.7 million IRONMAN triathlon records with transition times (2002-2026), v3.0.0. Zenodo. CC BY 4.0. doi:10.5281/zenodo.22097794.